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        <title>第 10 章 需求7: 每天每地区 热门广告 Top3 · 大数据 bigdata_mallanalyze_atguigu 课堂笔记</title>
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        <li class="header">第 1 部分 电商分析系统介绍</li>
        
        
    
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                    第 1 章 项目简介
            
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                    1.1 项目整体介绍
            
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                    1.2 项目整体架构
            
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                    1.3 数据源分析
            
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                    1.4 项目需求
            
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                    第 2 章 预备知识
            
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                    第 3 章 项目搭建
            
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                    3.1 创建父工程
            
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                    3.2 创建通用子模块
            
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                    3.3 创建模拟数据子模块
            
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        <li class="header">第 2 部分 电商分析系统需求实现</li>
        
        
    
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                    第 4 章 需求1: Top10 热门品类
            
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                    第 5 章 需求2: Top10热门品类中的 Top10 活跃 Session 统计
            
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                    第 6 章 需求3: 页面单条转化率统计
            
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                    第 7 章 需求4: 各区域热门商品 Top3
            
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                    第 8 章 需求5:  广告黑名单实时统计
            
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                    8.1 离线项目预备知识
            
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                    8.2 实时环境搭建
            
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                    8.3 需求5: 广告黑名单实时统计
            
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                    第 9 章 需求6: 广告点击量实时统计 
            
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                    第 10 章 需求7: 每天每地区 热门广告 Top3
            
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        <li class="chapter " data-level="2.8" data-path="di-11-zhang-xin-zeng-xu-6c423a-zui-jin-1-xiao-shi-guang-gao-dian-ji-liang-shi-shi-tong-ji.html">
            
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                    第 11 章 新增需求: 最近 1 小时广告点击量实时统计
            
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        <a href=".." >第 10 章 需求7: 每天每地区 热门广告 Top3</a>
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                                <h1 id="&#x7B2C;-10-&#x7AE0;-&#x9700;&#x6C42;7-&#x6BCF;&#x5929;&#x6BCF;&#x5730;&#x533A;&#x70ED;&#x95E8;&#x5E7F;&#x544A;-top3">&#x7B2C; 10 &#x7AE0; &#x9700;&#x6C42;7: &#x6BCF;&#x5929;&#x6BCF;&#x5730;&#x533A;&#x70ED;&#x95E8;&#x5E7F;&#x544A; Top3</h1>
<p>&#x6765;&#x6E90;&#x6570;&#x636E;&#x662F;&#x662F;&#x4E0A;&#x4E2A;&#x9700;&#x6C42;&#x5F97;&#x5230;&#x7684;&#x7ED3;&#x679C;: &#x6BCF;&#x5929;&#x6BCF;&#x5730;&#x533A;&#x6BCF;&#x57CE;&#x5E02;&#x6BCF;&#x5E7F;&#x544A;&#x70B9;&#x51FB;&#x91CF;</p>
<h2 id="101-&#x9700;&#x6C42;&#x5206;&#x6790;">10.1 &#x9700;&#x6C42;&#x5206;&#x6790;</h2>
<blockquote>
<p> &#x6570;&#x636E;&#x6E90;&#x683C;&#x5F0F;</p>
</blockquote>
<p>&#x6570;&#x636E;&#x6765;&#x6E90;&#x683C;&#x5F0F;:<code>areaCityAdsCount: DStream[(String, Long)]</code>
&#x4F8B;&#x5982;: <code>(2019-03-11:&#x534E;&#x5357;:&#x6DF1;&#x5733;:1, 2)</code></p>
<blockquote>
<p>&#x5B58;&#x50A8;&#x5230; redis &#x7684;&#x6570;&#x636E;&#x7684;&#x683C;&#x5F0F;:</p>
</blockquote>
<p>&#x4F7F;&#x7528;<code>Set</code>&#x6765;&#x5B58;&#x50A8;</p>
<ul>
<li><p><code>key</code> &#x683C;&#x5F0F;</p>
<p><code>area:ads:top3:&#x65E5;&#x671F;</code>
&#x4F8B;&#x5982;: <code>area:ads:top3:2019-03-23</code></p>
</li>
<li><p><code>value</code> &#x683C;&#x5F0F;</p>
<pre class="language-"><code>field       value
&#x5730;&#x533A;         json &#x5B57;&#x7B26;&#x4E32;
</code></pre><p>&#x4F8B;&#x5982;:</p>
<pre class="language-"><code>&#x534E;&#x5357;                {&#x5E7F;&#x544A;1: 1000, &#x5E7F;&#x544A;2: 500}
&#x534E;&#x5317;                {&#x5E7F;&#x544A;3: 1000, &#x5E7F;&#x544A;1: 500}
</code></pre><p><img src="http://lizhenchao.oss-cn-shenzhen.aliyuncs.com/1552287673.png-atguiguText" alt=""></p>
</li>
</ul>
<h2 id="102-&#x601D;&#x8DEF;">10.2 &#x601D;&#x8DEF;</h2>
<p><img src="http://lizhenchao.oss-cn-shenzhen.aliyuncs.com/1552288740.png-atguiguText" alt=""></p>
<h2 id="103-&#x5177;&#x4F53;&#x4E1A;&#x52A1;&#x5B9E;&#x73B0;">10.3 &#x5177;&#x4F53;&#x4E1A;&#x52A1;&#x5B9E;&#x73B0;</h2>
<pre class="language-"><code class="lang-scala"><span class="token keyword">package</span> com<span class="token punctuation">.</span>atgugu<span class="token punctuation">.</span>sparkmall<span class="token punctuation">.</span>realtime<span class="token punctuation">.</span>app

<span class="token keyword">import</span> com<span class="token punctuation">.</span>atguigu<span class="token punctuation">.</span>sparkmall<span class="token punctuation">.</span>common<span class="token punctuation">.</span>util<span class="token punctuation">.</span>RedisUtil
<span class="token keyword">import</span> org<span class="token punctuation">.</span>apache<span class="token punctuation">.</span>spark<span class="token punctuation">.</span>streaming<span class="token punctuation">.</span>dstream<span class="token punctuation">.</span>DStream
<span class="token keyword">import</span> org<span class="token punctuation">.</span>json4s<span class="token punctuation">.</span>jackson<span class="token punctuation">.</span>JsonMethods
<span class="token keyword">import</span> redis<span class="token punctuation">.</span>clients<span class="token punctuation">.</span>jedis<span class="token punctuation">.</span>Jedis

<span class="token keyword">object</span> AreaAdsTop3App <span class="token punctuation">{</span>
    <span class="token comment">/**
      * &#x7EDF;&#x8BA1;&#x6BCF;&#x4E2A;&#x5730;&#x533A;&#x6BCF;&#x5929;&#x70B9;&#x51FB;&#x91CF;&#x7684; top3
      *
      * @param areaCityAdsCount (2019-03-11:&#x534E;&#x5357;:&#x6DF1;&#x5733;:1,2)
      */</span>
    <span class="token keyword">def</span> statAreaAdsTop3<span class="token punctuation">(</span>areaCityAdsCount<span class="token operator">:</span> DStream<span class="token punctuation">[</span><span class="token punctuation">(</span><span class="token builtin">String</span><span class="token punctuation">,</span> <span class="token builtin">Long</span><span class="token punctuation">)</span><span class="token punctuation">]</span><span class="token punctuation">)</span> <span class="token operator">=</span> <span class="token punctuation">{</span>
        <span class="token keyword">val</span> dayAreaAdsCount<span class="token operator">:</span> DStream<span class="token punctuation">[</span><span class="token punctuation">(</span><span class="token builtin">String</span><span class="token punctuation">,</span> <span class="token builtin">Long</span><span class="token punctuation">)</span><span class="token punctuation">]</span> <span class="token operator">=</span> areaCityAdsCount<span class="token punctuation">.</span>map <span class="token punctuation">{</span>
            <span class="token keyword">case</span> <span class="token punctuation">(</span>dayAreaCityAds<span class="token punctuation">,</span> count<span class="token punctuation">)</span> <span class="token keyword">=&gt;</span> <span class="token punctuation">{</span> <span class="token comment">// (2019-03-11:&#x534E;&#x5357;:&#x6DF1;&#x5733;:1, 2)</span>
                <span class="token keyword">val</span> split<span class="token operator">:</span> Array<span class="token punctuation">[</span><span class="token builtin">String</span><span class="token punctuation">]</span> <span class="token operator">=</span> dayAreaCityAds<span class="token punctuation">.</span>split<span class="token punctuation">(</span><span class="token string">&quot;:&quot;</span><span class="token punctuation">)</span>
                <span class="token punctuation">(</span>s<span class="token string">&quot;${split(0)}:${split(1)}:${split(3)}&quot;</span><span class="token punctuation">,</span> count<span class="token punctuation">)</span> <span class="token comment">// (2019-03-11:&#x534E;&#x5357;:1,2)</span>
            <span class="token punctuation">}</span>
        <span class="token punctuation">}</span><span class="token punctuation">.</span>reduceByKey<span class="token punctuation">(</span>_ <span class="token operator">+</span> _<span class="token punctuation">)</span> <span class="token comment">// DSteam[(2019-03-11:&#x534E;&#x5357;:1, 200)]</span>

        <span class="token comment">// &#x4ECE; DSteam[(2019-03-11:&#x534E;&#x5357;:1, 2)] =&gt; map: DSteam[(2019-03-11, (&#x534E;&#x5357;, 1, 200)] =&gt; groupByKey: DSteam[(2019-03-11, Iterable[(&#x534E;&#x5357;, 1, 200)]]</span>
        <span class="token keyword">val</span> areaAdsGroupByDay<span class="token operator">:</span> DStream<span class="token punctuation">[</span><span class="token punctuation">(</span><span class="token builtin">String</span><span class="token punctuation">,</span> Iterable<span class="token punctuation">[</span><span class="token punctuation">(</span><span class="token builtin">String</span><span class="token punctuation">,</span> <span class="token punctuation">(</span><span class="token builtin">String</span><span class="token punctuation">,</span> <span class="token builtin">Long</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token punctuation">]</span> <span class="token operator">=</span> dayAreaAdsCount<span class="token punctuation">.</span>map <span class="token punctuation">{</span>
            <span class="token keyword">case</span> <span class="token punctuation">(</span>dayAreaAds<span class="token punctuation">,</span> count<span class="token punctuation">)</span> <span class="token keyword">=&gt;</span> <span class="token punctuation">{</span>
                <span class="token keyword">val</span> split<span class="token operator">:</span> Array<span class="token punctuation">[</span><span class="token builtin">String</span><span class="token punctuation">]</span> <span class="token operator">=</span> dayAreaAds<span class="token punctuation">.</span>split<span class="token punctuation">(</span><span class="token string">&quot;:&quot;</span><span class="token punctuation">)</span>
                <span class="token punctuation">(</span>split<span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token punctuation">(</span>split<span class="token punctuation">(</span><span class="token number">1</span><span class="token punctuation">)</span><span class="token punctuation">,</span> <span class="token punctuation">(</span>split<span class="token punctuation">(</span><span class="token number">2</span><span class="token punctuation">)</span><span class="token punctuation">,</span> count<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">)</span>
            <span class="token punctuation">}</span>
        <span class="token punctuation">}</span><span class="token punctuation">.</span>groupByKey
        <span class="token comment">// DSteam[(2019-03-11, Iterable[(&#x534E;&#x5357;, (1, 200))]]</span>
        <span class="token keyword">val</span> resultDSteam<span class="token operator">:</span> DStream<span class="token punctuation">[</span><span class="token punctuation">(</span><span class="token builtin">String</span><span class="token punctuation">,</span> Map<span class="token punctuation">[</span><span class="token builtin">String</span><span class="token punctuation">,</span> <span class="token builtin">String</span><span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token punctuation">]</span> <span class="token operator">=</span> areaAdsGroupByDay<span class="token punctuation">.</span>map <span class="token punctuation">{</span>
            <span class="token keyword">case</span> <span class="token punctuation">(</span>day<span class="token punctuation">,</span> it<span class="token punctuation">)</span> <span class="token keyword">=&gt;</span> <span class="token punctuation">{</span>
                <span class="token comment">// Map[&#x534E;&#x5357;, Iterable[&#x534E;&#x5357;, (1, 200)]]</span>
                <span class="token keyword">val</span> tem1<span class="token operator">:</span> Map<span class="token punctuation">[</span><span class="token builtin">String</span><span class="token punctuation">,</span> Iterable<span class="token punctuation">[</span><span class="token punctuation">(</span><span class="token builtin">String</span><span class="token punctuation">,</span> <span class="token punctuation">(</span><span class="token builtin">String</span><span class="token punctuation">,</span> <span class="token builtin">Long</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">]</span><span class="token punctuation">]</span> <span class="token operator">=</span> it<span class="token punctuation">.</span>groupBy<span class="token punctuation">(</span>_<span class="token punctuation">.</span>_1<span class="token punctuation">)</span>
                <span class="token comment">// &#x8C03;&#x6574;&#x7ED3;&#x679C;&#x628A;&#x591A;Iterable &#x4E2D;&#x5197;&#x4F59;&#x7684; area &#x53BB;&#x6389; Map[(&#x534E;&#x5357;, it[(1, 200)]]</span>
                <span class="token keyword">val</span> temp2<span class="token operator">:</span> Map<span class="token punctuation">[</span><span class="token builtin">String</span><span class="token punctuation">,</span> Iterable<span class="token punctuation">[</span><span class="token punctuation">(</span><span class="token builtin">String</span><span class="token punctuation">,</span> <span class="token builtin">Long</span><span class="token punctuation">)</span><span class="token punctuation">]</span><span class="token punctuation">]</span> <span class="token operator">=</span> tem1<span class="token punctuation">.</span>map <span class="token punctuation">{</span>
                    <span class="token keyword">case</span> <span class="token punctuation">(</span>area<span class="token punctuation">,</span> it<span class="token punctuation">)</span> <span class="token keyword">=&gt;</span> <span class="token punctuation">{</span> <span class="token comment">//(day, it[(String, (String, Long))])</span>
                        <span class="token punctuation">(</span>area<span class="token punctuation">,</span> it<span class="token punctuation">.</span>map<span class="token punctuation">(</span>_<span class="token punctuation">.</span>_2<span class="token punctuation">)</span><span class="token punctuation">)</span> <span class="token comment">// (day, it[(aids, count)]</span>
                    <span class="token punctuation">}</span>
                <span class="token punctuation">}</span>

                <span class="token comment">// &#x5BF9;Map&#x4E2D;&#x7684;&#x8FED;&#x4EE3;&#x5668;&#x964D;&#x5E8F;, &#x53D6;&#x524D;3, &#x8F6C; json &#x5B57;&#x7B26;&#x4E32;</span>
                <span class="token keyword">val</span> temp3<span class="token operator">:</span> Map<span class="token punctuation">[</span><span class="token builtin">String</span><span class="token punctuation">,</span> <span class="token builtin">String</span><span class="token punctuation">]</span> <span class="token operator">=</span> temp2<span class="token punctuation">.</span>map <span class="token punctuation">{</span>
                    <span class="token keyword">case</span> <span class="token punctuation">(</span>area<span class="token punctuation">,</span> it<span class="token punctuation">)</span> <span class="token keyword">=&gt;</span> <span class="token punctuation">{</span>
                        <span class="token keyword">val</span> list<span class="token operator">:</span> List<span class="token punctuation">[</span><span class="token punctuation">(</span><span class="token builtin">String</span><span class="token punctuation">,</span> <span class="token builtin">Long</span><span class="token punctuation">)</span><span class="token punctuation">]</span> <span class="token operator">=</span> it<span class="token punctuation">.</span>toList<span class="token punctuation">.</span>sortWith<span class="token punctuation">(</span>_<span class="token punctuation">.</span>_2 <span class="token operator">&gt;</span> _<span class="token punctuation">.</span>_2<span class="token punctuation">)</span><span class="token punctuation">.</span>take<span class="token punctuation">(</span><span class="token number">3</span><span class="token punctuation">)</span>
                        <span class="token keyword">import</span> org<span class="token punctuation">.</span>json4s<span class="token punctuation">.</span>JsonDSL<span class="token punctuation">.</span>_ <span class="token comment">// &#x52A0;&#x8F7D;&#x7684;&#x9690;&#x5F0F;&#x8F6C;&#x6362;  json4s  &#x662F;&#x9762;&#x5411; scala &#x7684; json &#x8F6C;&#x6362;</span>
                        <span class="token keyword">val</span> adsCountJson<span class="token operator">:</span> <span class="token builtin">String</span> <span class="token operator">=</span> JsonMethods<span class="token punctuation">.</span>compact<span class="token punctuation">(</span>JsonMethods<span class="token punctuation">.</span>render<span class="token punctuation">(</span>list<span class="token punctuation">)</span><span class="token punctuation">)</span>
                        <span class="token punctuation">(</span>area<span class="token punctuation">,</span> adsCountJson<span class="token punctuation">)</span>
                    <span class="token punctuation">}</span>
                <span class="token punctuation">}</span>

                <span class="token punctuation">(</span>day<span class="token punctuation">,</span> temp3<span class="token punctuation">)</span>
            <span class="token punctuation">}</span>
        <span class="token punctuation">}</span>

        <span class="token comment">// &#x5199;&#x5165;&#x5230;redis &#x4E2D;</span>


        resultDSteam<span class="token punctuation">.</span>foreachRDD<span class="token punctuation">{</span>
            rdd <span class="token keyword">=&gt;</span> <span class="token punctuation">{</span>
                <span class="token keyword">val</span> jedisClient<span class="token operator">:</span> Jedis <span class="token operator">=</span> RedisUtil<span class="token punctuation">.</span>getJedisClient
                <span class="token keyword">val</span> arr<span class="token operator">:</span> Array<span class="token punctuation">[</span><span class="token punctuation">(</span><span class="token builtin">String</span><span class="token punctuation">,</span> Map<span class="token punctuation">[</span><span class="token builtin">String</span><span class="token punctuation">,</span> <span class="token builtin">String</span><span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token punctuation">]</span> <span class="token operator">=</span> rdd<span class="token punctuation">.</span>collect
                <span class="token keyword">import</span> scala<span class="token punctuation">.</span>collection<span class="token punctuation">.</span>JavaConversions<span class="token punctuation">.</span>_  <span class="token comment">// &#x5BFC;&#x5165;&#x9690;&#x5F0F;&#x8F6C;&#x6362;, &#x7528;&#x4E8E;&#x628A; scala &#x7684; map &#x9690;&#x5F0F;&#x8F6C;&#x6362;&#x6210; Java &#x7684; map</span>
                arr<span class="token punctuation">.</span>foreach<span class="token punctuation">{</span>
                    <span class="token keyword">case</span> <span class="token punctuation">(</span>day<span class="token punctuation">,</span> map<span class="token punctuation">)</span> <span class="token keyword">=&gt;</span> <span class="token punctuation">{</span>
                        jedisClient<span class="token punctuation">.</span>hmset<span class="token punctuation">(</span>s<span class="token string">&quot;area:ads:top3:$day&quot;</span><span class="token punctuation">,</span> map<span class="token punctuation">)</span>
                    <span class="token punctuation">}</span>
                <span class="token punctuation">}</span>
                jedisClient<span class="token punctuation">.</span>close<span class="token punctuation">(</span><span class="token punctuation">)</span>
            <span class="token punctuation">}</span>
        <span class="token punctuation">}</span>
    <span class="token punctuation">}</span>
<span class="token punctuation">}</span>

<span class="token comment">/*
1. &#x6570;&#x636E;&#x6765;&#x6E90;:  &#x4F7F;&#x7528;&#x4E0A;&#x4E2A;&#x9700;&#x6C42;&#x7684;&#x7ED3;&#x679C; (2019-03-11:&#x534E;&#x5357;:&#x6DF1;&#x5733;:1,2)



2. &#x6700;&#x7EC8;&#x5B58;&#x50A8;&#x5230; redis &#x7684;&#x6570;&#x636E;&#x683C;&#x5F0F;:
    &#x4F7F;&#x7528; set &#x5B58;&#x50A8;

    key  &#x6BCF;&#x5929;&#x4E00;&#x4E2A; key, &#x7528;&#x5F53;&#x5929;&#x7684;&#x65E5;&#x671F;&#x505A;&#x540E;&#x7F00;
         area:ads:top3:2019-03-22
    field               value(&#x4F7F;&#x7528; json &#x5B57;&#x7B26;&#x4E32;&#x6765;&#x5B58;&#x50A8;)
    &#x534E;&#x5357;                {&#x5E7F;&#x544A;1: 1000, &#x5E7F;&#x544A;2: 500}
    &#x534E;&#x5317;                {&#x5E7F;&#x544A;3: 1000, &#x5E7F;&#x544A;1: 500}

 */</span>
</code></pre>
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